United States of America
Primary focus: Airframe manufacturer ( 1955 - 1960 )

Based in Morton, Pennsylvania. Fore-runner of the Vertol Division of Boeing (Boeing-Vertol).

About Vertol

Formerly the Piasecki Helicopter Corporation.

 

Source: "The Smithsonian National Air and Space Museum | Directory of Airplanes | Their Designers and Manufacturers", Dana Bell, Published by Greenhill Books, London, ISBN 1-85367-490-7

Vertol History

Predecessor organizations of Vertol

Piasecki Helicopter Corporation (Piasecki)
United States of America ( 1946 - 1955 )

 

Successor organizations or spinoffs of Vertol

The Boeing Company - Vertol Division (Boeing-Vertol)
United States of America (1960 - 1972)